The Lord's Prayer "is truly the summary of the whole gospel." "Since the Lord...after handling over the practice of prayer, said elsewhere, 'Ask and you will receive,' and since everyone has petitions which are peculiar to his circumstances, the regular and appropriate prayer (the Lord's Prayer) is said first, as the foundation of further desires.
TertullianNow then, you dogs, whom the apostle puts outside and who yelp at the God of truth, let us come to your various questions.
TertullianThe Word, then, the Christ, is the cause both of our ancient beginning, for lie was in God, and of our well-being. And now this same Word has appeared as man. He alone is both God and man, and the source of all our good things
TertullianThe pleasure of those who injure you lies in your pain. Therefore they will suffer if you take away their pleasure by not feeling pain
Tertullian